CN209666872U - Vehicular charger and vehicle - Google Patents
Vehicular charger and vehicle Download PDFInfo
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- CN209666872U CN209666872U CN201822276188.9U CN201822276188U CN209666872U CN 209666872 U CN209666872 U CN 209666872U CN 201822276188 U CN201822276188 U CN 201822276188U CN 209666872 U CN209666872 U CN 209666872U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
Present applicant proposes a kind of Vehicular charger and vehicles, Vehicular charger includes PFC module and DC/DC module, and the input terminal of the output end connection DC/DC module of PFC module, PFC module includes: inductor module, inductor module includes four inductance, for storage energy and is released energy；Inverter module, inverter module include four phase bridge arms being connected in parallel, and the midpoint of every phase bridge arm is separately connected an inductance in inductor module, are used for DC/DC module output voltage；Switch module, switch module are connected between AC power source and inductor module, for switching PFC module between single-phase charge mode and three-phase charge mode.The application is switched over using switch module realizes single-phase charging and mode three-phase charge mode; only increase a switch; auxiliary bridge arm and additional driving, sampling and protection circuit are not needed, single-phase/three-phase charge function is realized in the case where increasing seldom cost.
Description
Technical field
This application involves Vehicular charging technical field more particularly to a kind of Vehicular chargers and vehicle.
Background technique
With the continuous development of electric car, batteries of electric automobile inclusion quantity is increasing, in order to save the charge and discharge time,
The battery pack of large capacity needs more powerful two-way Vehicular charger (hereinafter referred to as Vehicular charger).Mainstream in industry at present
Vehicular charger power grade is single-phase 3.3KW/6.6KW, with the further demand of high power vehicular charger, three-phase 10/
The Vehicular charger of 20/40KW has increasing market.
Vehicle-mounted charge owner's power topology is generally divided into PFC and two-way DC/DC two parts, and PFC plays Active PFC
Effect；Two-way DC/DC realizes energy-controllable isolation transmission.With the increase of power, Vehicular charger generally uses three-phase electricity defeated
Enter, corresponding to need using three-phase PFC, the typical two-way DC/DC circuit topology of phase three-wire three PFC+ is as shown in Figure 1.
Phase three-wire three PFC topology hardware circuit and control algolithm in Fig. 1 is relatively easy, is suitable for large-power occasions.But
The topology is only operable on three-phase charge mode, can not work in single-phase charge mode.Vehicular charger workplace is relatively multiple
Miscellaneous, especially ordinary residence or cell are difficult to match three-phase electricity, these occasions can only be charged using single-phase electricity, therefore, Fig. 1 topology
With limitation.
In order to solve single-phase, three-phase compatibling problem, three-phase and four-line PFC can be used, as shown in Figure 2.Fig. 2 is on the basis Fig. 1
On increase all the way auxiliary bridge arm be connected on AC network N line, when working in three-phase charge mode, L1/L2/L3 is corresponding
Three-phase bridge work, the corresponding bridge arm shutdown of N, system are equivalent to Fig. 1 phase three-wire three PFC；When working in single-phase charge mode,
Wherein a phase and N line constitute circuit to optional L1/L2/L3, and system is equivalent to single-phase non-bridge PFC topology at this time, as shown in Figure 3.
For the technical solution in Fig. 1, which is incompatible list/three-phase charging.
For the technical solution in Fig. 2, although the charging of list/three-phase may be implemented, power is typically small when single-phase charging,
The system of being equivalent to works in light-load mode, and the indexs such as this time-harmonic wave, efficiency are lower, it is difficult to reach and identical index at full capacity.
Summary of the invention
The application's is designed to provide a kind of Vehicular charger and vehicle, single-phase to solve compatibility exists in the prior art
Power smaller the problem of being difficult to reach index at full capacity when unidirectionally being charged with the Vehicular charger of three-phase charging.
The application is achieved in that the application first aspect provides a kind of Vehicular charger, the Vehicular charger packet
PFC module and DC/DC module are included, the output end of the PFC module connects the input terminal of the DC/DC module, the PFC mould
Block includes:
Inductor module, the inductor module include four inductance, for storage energy and are released energy；
Inverter module, the inverter module include four phase bridge arms being connected in parallel, and the midpoint of every phase bridge arm is separately connected institute
An inductance in inductor module is stated, is used for the DC/DC module output voltage；
Switch module, the switch module are connected between AC power source and the inductor module, for making the PFC mould
Block switches between single-phase charge mode and three-phase charge mode.
The application second aspect provides a kind of vehicle, and the vehicle includes the Vehicular charger that first aspect provides.
Present applicant proposes a kind of Vehicular charger and vehicle, Vehicular charger includes PFC module and DC/DC module,
The input terminal of the output end connection DC/DC module of PFC module, PFC module includes: inductor module, and the inductor module includes four
A inductance for storage energy and releases energy；Inverter module, inverter module include four phase bridge arms being connected in parallel, every phase bridge
The midpoint of arm is separately connected an inductance in the inductor module, is used for DC/DC module output voltage；Switch module is opened
It closes module to be connected between AC power source and the inductor module, for making PFC module charge in single-phase charge mode and three-phase
Switch between mode.The application is switched over using switch module realizes single-phase charging and three-phase charging, and in the prior art
Phase three-wire three pfc circuit is compared, be operable with single-phase three bridge arm staggeredly or three-phase charge mode；With three-phase and four-line pfc circuit phase
Than the circuit only increases a switch, does not need auxiliary bridge arm and additional driving, sampling and protection circuit, is increasing very
Single-phase/three-phase charge function is realized in the case where few cost, and single-phase three bridge arms interleaving PFC circuit has than common pfc circuit
Lower harmonic current and better EMC characteristic, index value when can be simultaneously reached at full capacity.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the circuit diagram of phase three-wire three PFC type Vehicular charger in the prior art；
Fig. 2 is the circuit diagram of three-phase and four-line PFC type Vehicular charger in the prior art；
Fig. 3 is a kind of circuit diagram for Vehicular charger that the embodiment of the present application one provides；
Fig. 4 is a kind of equivalent circuit diagram of the three-phase charge mode for Vehicular charger that Fig. 3 is provided；
Fig. 5 is a kind of equivalent circuit diagram of the single-phase charge mode for Vehicular charger that Fig. 3 is provided.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
In order to illustrate the technical solution of the application, the following is a description of specific embodiments.
The embodiment of the present application one provides a kind of Vehicular charger, as shown in Figure 1, Vehicular charger includes 10 He of PFC module
DC/DC module 20, the input terminal of the output end connection DC/DC module 20 of PFC module 10, PFC module 10 include:
Inductor module 102, inductor module 102 include four inductance, for storage energy and are released energy；
Inverter module 103, inverter module 103 include four phase bridge arms being connected in parallel, and the midpoint of every phase bridge arm is separately connected
An inductance in inductor module 102 is used for 20 output voltage of DC/DC module；
Switch module 101, switch module 101 is connected between AC power source and inductor module 102, for making PFC module
10 switch between single-phase charge mode and three-phase charge mode.
Wherein, PFC (Power Factor Correction PFC) module is for realizing power factor school
Just, single-phase charge mode refers to that the three-phase bridge arm in inverter module 103 shares the friendship that an input terminal receives AC power source output
Galvanic electricity, three-phase charge mode refer to that the three-phase bridge arm in inverter module 103 receives AC power source output by three input terminals
It is public by one of inductor module 102 to three-phase bridge arm that AC power source may be implemented by control switch module 101 in alternating current
Input terminal input AC electricity distinguishes input AC electricity to three input terminals of three-phase bridge arm to by inductor module 102, real
PFC module 10 is showed and has switched between single-phase charge mode and three-phase charge mode.
The present embodiment compared with prior art, is switched over using switch module and realizes that single-phase charging and three-phase are charged, with
Phase three-wire three pfc circuit in the prior art is compared in Fig. 1, which is operable with single-phase three bridge arm staggeredly or three-phase charging mould
Formula；Compared with Fig. 2 three-phase and four-line pfc circuit in the prior art, which only increases a switch, does not need auxiliary bridge arm
And additional driving, sampling and protection circuit, realized in the case where increasing seldom cost single-phase three bridge arm staggeredly/three-phase charges
Function, and single-phase three bridge arms interleaving PFC circuit has lower harmonic current and better EMC characteristic than common pfc circuit.
As an implementation, switch module 101 include the first common end e, the second common end f, the first gated end a,
Second gated end b, third gated end c and the 4th gated end d；
The first end of the first end connection AC power source 30 of inductor module 103, the second end connection first of inductor module 102
The third end of common end e, inductor module 102 connect the second common end f, the first gated end a and the second gated end b connection alternating current
The first end in source 30, third gated end c and the 4th gated end d are separately connected second end and the third end of AC power source 30, inductance
4th end of the 4th end connection AC power source 30 of module 102.
Vehicular charger further includes control module, the control terminal of control module connection switch module 101；
Control module is when the output power of Vehicular charger is greater than and is equal to predetermined power value, and the first of control switch module
Common end e and the second common end f respectively with the third gated end c connection and the 4th gated end d connection so that PFC module 10
Work is in three-phase charge mode；
Control module is when the output power of Vehicular charger is less than predetermined power value, and the first of control switch module 101
Common end e and the second common end f respectively with the first gated end a connection and the second gated end b connection so that PFC module 10 work
In single-phase charge mode.
Inductor module 102 includes the first inductance L1, the second inductance L2, third inductance L3 and the 4th inductance L4, the first electricity
Feel the first end difference of the first end of L1, the first end of the second inductance L2, the first end of third inductance L3 and the 4th inductance L4
For the first end of inductor module 102, second end, third end and the 4th end；
When switch module 101 makes PFC module 10 be in single-phase charge mode, the first end of AC power source and the first inductance L1
First end, the first end of the first end of the second inductance L2 and third inductance L3 connect altogether, the 4th end connection of AC power source the
Four inductance L4；
When switch module 101 makes PFC module 10 be in three-phase charge mode, first end, second end, the third of AC power source
End and the 4th end respectively with the first end of the first end of the first inductance L1, the first end of the second inductance L2, third inductance L3 with
And the 4th inductance L4 connection.
Wherein, AC power source and the first inductance L1, the second inductance L2, third inductance are realized by control switch module 101
L3 is tapped into altogether and is connect to form single-phase charge mode or the first inductance L1, the second inductance L2, third inductance L3 altogether with three-phase bridge arm
It is separately connected and then is separately connected to form three-phase charge mode with three-phase bridge arm.
Wherein, switch module 101 is double-point double-throw switch, when the first common end and the second common end of double-point double-throw switch
When the first gated end of connection and the second gated end, PFC module 10 enters single-phase charge mode, when the first of double-point double-throw switch
When common end and the second common end connection third gated end and four gated ends, PFC module 10 enters three-phase charge mode.
For inverter module 103, inverter module 103 includes the first phase bridge arm, the second phase bridge arm, third phase bridge arm and the
Four phase bridge arms, the midpoint of the first phase bridge arm connect the second end of the first inductance L1, and the midpoint of the second phase bridge arm connects the second inductance
The second end of L2, the second end of the midpoint connection third inductance L3 of third phase bridge arm, the 4th electricity of midpoint connection of the 4th phase bridge arm
Feel the second end of L4, the first end of the first phase bridge arm, the first end of the second phase bridge arm, the first end and the 4th of third phase bridge arm
The first end of phase bridge arm connects altogether and constitutes the first output end of inverter module 103, the second end of the first phase bridge arm, the second phase bridge arm
Second end, the second end of the second end of third phase bridge arm and the 4th phase bridge arm connect and constitute the second of inverter module 103 altogether
Output end.
Further, the first phase bridge arm includes first switch tube Q1 and second switch Q2, and the second phase bridge arm includes third
Switching tube Q3 and the 4th switching tube Q4, third phase bridge arm include the 5th switching tube Q5 and the 6th switching tube Q6, the 4th phase bridge arm packet
Include the 7th switching tube Q7 and the 8th switching tube Q8, first end, the first end of third switching tube Q3, the 5th of first switch tube Q1
The first end of switching tube Q5 and the first end of the 7th switching tube Q7 are connected in the first output end of inverter module 103 altogether, and second opens
Close the of the second end of pipe Q2, the second end of the 4th switching tube Q4, the second end of the 6th switching tube Q6 and the 8th switching tube Q8
Two ends are connected in the second output terminal of inverter module 103, the second end of first switch tube Q1 and the first end of second switch Q2 altogether
It is connected in the midpoint of the first phase bridge arm altogether, the second end of third switching tube Q3 and the first end of the 4th switching tube Q4 are connected in second altogether
The midpoint of phase bridge arm, the second end of the 5th switching tube Q5 and the first end of the 6th switching tube Q6 are connected in altogether in third phase bridge arm
Point, the second end of the 7th switching tube Q7 and the first end of the 8th switching tube Q8 are connected in the midpoint of the 4th phase bridge arm altogether.
For DC/DC module 20, DC/DC module 20 includes transformer 201, the 5th phase bridge arm, the 6th phase bridge arm, the 7th phase
Bridge arm and the 8th phase bridge arm, the midpoint of the 5th phase bridge arm and the midpoint of the 6th phase bridge arm are separately connected 201 primary side of transformer
First end and second end, the midpoint of the 7th phase bridge arm and the midpoint of the 8th phase bridge arm are separately connected 201 primary side of transformer
First end and second end, the first end of the 5th phase bridge arm and the first end of the 6th phase bridge arm connect altogether and constitute DC/DC module 20
First input end, the second end of the 5th phase bridge arm and the second end of the 6th phase bridge arm connect altogether and constitute the second of DC/DC module 20
Input terminal, the first end of the 7th phase bridge arm and the first end of the 8th phase bridge arm connect altogether and constitute the first output of DC/DC module 20
End, the second end of the 7th phase bridge arm and the second end of the 8th phase bridge arm connect altogether and constitute the second output terminal of DC/DC module 20.
Further, the 5th phase bridge arm includes the 9th switching tube Q9 and the tenth switching tube Q10, and the 6th phase bridge arm includes the tenth
The first end of one switching tube Q11 and the 12nd switching tube Q12, the 9th switching tube Q9 and the first end of the 11st switching tube Q11 are total
It is connected in the first input end of DC/DC module 20, the second end of the tenth switching tube Q10 and the second end of the 12nd switching tube Q12 are total
It is connected in the second input terminal of DC/DC module 20, the second end of the 9th switching tube Q9 and the first end of the tenth switching tube Q10 are connected in altogether
The midpoint of five phase bridge arms, the second end of the 11st switching tube Q11 and the first end of the 12nd switching tube Q12 are connected in six phase bridge arms altogether
Midpoint.
7th phase bridge arm includes the 13rd switching tube Q13 and the 14th switching tube Q14, and the 8th phase bridge arm is opened including the 15th
It closes pipe Q15 and sixteenmo closes pipe Q16, the first end of the 13rd switching tube Q13 and the first end of the 15th switching tube Q15 connect altogether
For the first output end of DC/DC module 20, the second end that the second end and sixteenmo of the 14th switching tube Q14 closes pipe Q16 is total
It is connected in the second output terminal of DC/DC module 20, the second end of the 13rd switching tube Q13 and the first end of the 14th switching tube Q14
It is connected in the midpoint of the 7th phase bridge arm altogether, the first end that the second end and sixteenmo of the 15th switching tube Q15 closes pipe Q16 is connected in altogether
The midpoint of 8th phase bridge arm.
The application is specifically described below by specific example:
PFC module in Vehicular charger connects AC network, and when needing three-phase to charge, the first of control switch module is public
End and third gated end connection, the second common end and the 4th gated end connection altogether, circuit equivalent is in three-phase and four-line PFC at this time, such as
Shown in Fig. 4, PFC module exports direct current to DC/DC module, and DC/DC module fills power battery after carrying out DC converting
Electricity, by taking output power is 20KW as an example, because inputting three-phase 20KW, every phase current I=20000/ (380*1.732)=30.4A is opened
It closes module and selects 35A relay, three-phase PFC inductance sensibility reciprocal is 180uH, and three-phase bridge selects 1200V/60A silicon carbide mos pipe.
When needing single-phase charging, the first common end of control switch module and the first gated end connection, the second common end
With the second gated end connection, circuit equivalent is in single-phase three bridge arms interleaving PFC at this time, as shown in figure 5, PFC module exports direct current
To DC/DC module, DC/DC module charges to power battery after carrying out DC converting.
Second embodiment of the present invention provides a kind of vehicle, the vehicle includes Vehicular charger described in embodiment one.
The vehicle further includes power battery, and the Vehicular charger connects the power battery.
Present applicant proposes a kind of Vehicular charger and vehicle, Vehicular charger includes PFC module and DC/DC module,
The input terminal of the output end connection DC/DC module of PFC module, PFC module includes: inductor module, and the inductor module includes four
A inductance for storage energy and releases energy；Inverter module, inverter module include four phase bridge arms being connected in parallel, every phase bridge
The midpoint of arm is separately connected an inductance in the inductor module, is used for DC/DC module output voltage；Switch module is opened
It closes module to be connected between AC power source and the inductor module, for making PFC module charge in single-phase charge mode and three-phase
Switch between mode.The application is switched over using switch module realizes single-phase charging and three-phase charging, and in the prior art
Phase three-wire three pfc circuit is compared, be operable with single-phase three bridge arm staggeredly or three-phase charge mode；With three-phase and four-line pfc circuit phase
Than the circuit only increases a switch, does not need auxiliary bridge arm and additional driving, sampling and protection circuit, is increasing very
Single-phase/three-phase charge function is realized in the case where few cost, and single-phase three bridge arms interleaving PFC circuit has than common pfc circuit
Lower harmonic current and better EMC characteristic, index value when can be simultaneously reached at full capacity.
Above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although with reference to the foregoing embodiments
The application is described in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution should all include
Within the scope of protection of this application.
Claims (10)
1. a kind of Vehicular charger, which is characterized in that the Vehicular charger includes PFC module and DC/DC module, the PFC
The output end of module connects the input terminal of the DC/DC module, and the PFC module includes:
Inductor module, the inductor module include four inductance, for storage energy and are released energy；
Inverter module, the inverter module include four phase bridge arms being connected in parallel, and the midpoint of every phase bridge arm is separately connected the electricity
Feel an inductance in module, is used for the DC/DC module output voltage；
Switch module, the switch module are connected between AC power source and the inductor module, for making the PFC module exist
Switch between single-phase charge mode and three-phase charge mode.
2. Vehicular charger as described in claim 1, which is characterized in that the switch module includes the first common end, second
Common end, the first gated end, the second gated end, third gated end and the 4th gated end；
The first end of the inductor module connects the first end of the AC power source, described in the second end connection of the inductor module
First common end, the third end of the inductor module connect second common end, first gated end and second choosing
Go side connects the first end of the AC power source, and the third gated end and the 4th gated end are separately connected the alternating current
The second end in source and third end, the 4th end of the inductor module connect the 4th end of the AC power source.
3. Vehicular charger as claimed in claim 2, which is characterized in that the Vehicular charger further includes control module, institute
State the control terminal that control module connects the switch module；
The control module controls the switching molding when the output power of the Vehicular charger is greater than and is equal to predetermined power value
First common end of block and the second common end respectively with the third gated end connection and the 4th gated end connection so that described
PFC module works in three-phase charge mode；
The control module controls the switch module when the output power of the Vehicular charger is less than predetermined power value
First common end and the second common end respectively with the first gated end connection and the second gated end connection so that the PFC mould
Block works in single-phase charge mode.
4. Vehicular charger as claimed in claim 3, which is characterized in that the inductor module includes the first inductance, the second electricity
Sense, third inductance and the 4th inductance, the first end of first inductance, the first end of second inductance, third inductance
First end and the first end of the 4th inductance are respectively first end, second end, third end and the 4th end of the inductor module；
When the switch module makes the PFC module be in single-phase charge mode, the first end of the AC power source and described the
The first end of the first end of one inductance, the first end of second inductance and the third inductance connects altogether, the AC power source
The 4th end connect the 4th inductance first end；
When the switch module makes the PFC module be in three-phase charge mode, the first end of the AC power source, second end,
Third end and the 4th end respectively with the first end of first inductance, the first end of second inductance, the third inductance
First end and the 4th inductance first end connection.
5. Vehicular charger as claimed in claim 4, which is characterized in that the inverter module includes the first phase bridge arm, second
Phase bridge arm, third phase bridge arm and the 4th phase bridge arm, the midpoint of the first phase bridge arm connect the second end of first inductance,
The midpoint of the second phase bridge arm connects the second end of second inductance, and the midpoint of the third phase bridge arm connects the third
The second end of inductance, the midpoint of the 4th phase bridge arm connect the second end of the 4th inductance, and the of the first phase bridge arm
One end, the first end of the second phase bridge arm, the first end of the first end of the third phase bridge arm and the 4th phase bridge arm
Connect and constitute the first output end of the inverter module altogether, the of the second end of the first phase bridge arm, the second phase bridge arm
The second end at two ends, the second end of the third phase bridge arm and the 4th phase bridge arm connects altogether and constitutes the inverter module
Second output terminal.
6. Vehicular charger as claimed in claim 5, which is characterized in that the first phase bridge arm includes first switch tube and
Two switching tubes, the second phase bridge arm include third switching tube and the 4th switching tube, and the third phase bridge arm includes the 5th switch
Pipe and the 6th switching tube, the 4th phase bridge arm include the 7th switching tube and the 8th switching tube, the first of the first switch tube
End, the first end of the third switching tube, the first end of the 5th switching tube and the first end of the 7th switching tube are connected in altogether
First output end of the inverter module, the second end of the second switch, the second end of the 4th switching tube, described
The second end of six switching tubes and the second end of the 8th switching tube are connected in the second output terminal of the inverter module altogether, and described first
The first end of the second end of switching tube and the second switch is connected in the midpoint of the first phase bridge arm, the third switch altogether
The second end of pipe and the first end of the 4th switching tube are connected in the midpoint of the second phase bridge arm altogether, the 5th switching tube
The first end of second end and the 6th switching tube is connected in the midpoint of the third phase bridge arm altogether, and the second of the 7th switching tube
End is connected in the midpoint of the 4th phase bridge arm with the first end of the 8th switching tube altogether.
7. Vehicular charger as described in claim 1, which is characterized in that the DC/DC module includes transformer, the 5th Xiang Qiao
Arm, the 6th phase bridge arm, the 7th phase bridge arm and the 8th phase bridge arm, the midpoint of the 5th phase bridge arm and the 6th phase bridge arm
Midpoint is separately connected the first end and second end of the transformer primary, the midpoint of the 7th phase bridge arm and the 8th phase
The midpoint of bridge arm is separately connected the first end and second end of the transformer secondary, the first end of the 5th phase bridge arm and institute
The first end for stating the 6th phase bridge arm connects altogether and constitutes the first input end of the DC/DC module, and the second of the 5th phase bridge arm
The second end of end and the 6th phase bridge arm connects altogether and constitutes the second input terminal of the DC/DC module, the 7th phase bridge arm
First end and the first end of the 8th phase bridge arm connect and constitute the first output end of the DC/DC module altogether, the described 7th
The second end of phase bridge arm and the second end of the 8th phase bridge arm connect altogether and constitute the second output terminal of the DC/DC module.
8. Vehicular charger as claimed in claim 7, which is characterized in that the 5th phase bridge arm includes the 9th switching tube and the
Ten switching tubes, the 6th phase bridge arm include the 11st switching tube and the 12nd switching tube, the first end of the 9th switching tube
It is connected in the first input end of the DC/DC module altogether with the first end of the 11st switching tube, the of the tenth switching tube
The second end of two ends and the 12nd switching tube is connected in the second input terminal of the DC/DC module, the 9th switching tube altogether
Second end and the first end of the tenth switching tube be connected in the midpoint of the five phases bridge arm altogether, the of the 11st switching tube
The first end of two ends and the 12nd switching tube is connected in the midpoint of the six phases bridge arm altogether.
9. Vehicular charger as claimed in claim 7, which is characterized in that the 7th phase bridge arm include the 13rd switching tube and
14th switching tube, the 8th phase bridge arm include that the 15th switching tube and sixteenmo close pipe, the 13rd switching tube
First end and the first end of the 15th switching tube are connected in the first output end of the DC/DC module altogether, and the described 14th opens
The second end that the second end and the sixteenmo for closing pipe close pipe is connected in the second output terminal of the DC/DC module altogether, and described the
The second end of 13 switching tubes and the first end of the 14th switching tube are connected in the midpoint of the 7th phase bridge arm altogether, and described
The first end that the second end of 15 switching tubes and the sixteenmo close pipe is connected in the midpoint of the 8th phase bridge arm altogether.
10. a kind of vehicle, which is characterized in that the vehicle includes vehicle-mounted charge described in any one of claim 1 to 9
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822276188.9U CN209666872U (en) | 2018-12-29 | 2018-12-29 | Vehicular charger and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822276188.9U CN209666872U (en) | 2018-12-29 | 2018-12-29 | Vehicular charger and vehicle |
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| CN209666872U true CN209666872U (en) | 2019-11-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111409482A (en) * | 2020-03-30 | 2020-07-14 | 上海电气集团股份有限公司 | Integrated circuit of vehicle-mounted charger and motor controller and electric vehicle |
| WO2021208274A1 (en) * | 2020-04-16 | 2021-10-21 | 深圳威迈斯新能源股份有限公司 | Power factor adjustment architecture applicable to single-phase/three-phase power grid, and control method therefor |
-
2018
- 2018-12-29 CN CN201822276188.9U patent/CN209666872U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111409482A (en) * | 2020-03-30 | 2020-07-14 | 上海电气集团股份有限公司 | Integrated circuit of vehicle-mounted charger and motor controller and electric vehicle |
| WO2021208274A1 (en) * | 2020-04-16 | 2021-10-21 | 深圳威迈斯新能源股份有限公司 | Power factor adjustment architecture applicable to single-phase/three-phase power grid, and control method therefor |
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